package it.sephiroth.android.library.easing;

public class Quint implements Easing {

	@Override
	public double easeOut(double t, double b, double c, double d) {
		return c * ((t = t / d - 1) * t * t * t * t + 1) + b;
	}

	@Override
	public double easeIn(double t, double b, double c, double d) {
		return c * (t /= d) * t * t * t * t + b;
	}

	@Override
	public double easeInOut(double t, double b, double c, double d) {
		if ((t /= d / 2) < 1) return c / 2 * t * t * t * t * t + b;
		return c / 2 * ((t -= 2) * t * t * t * t + 2) + b;
	}

}
